6HP19 Transmission Solenoid Valve
Product Description: 6HP19 Transmission Solenoid Valve for ZF Gearboxes (1068298045) BMW, Audi, and Jaguar owners with a ZF 6HP19 transmission know how smooth the shifts should feel. When that changes – jerky upshifts, delayed reverse, or a transmission fault on the dash – the mechatronic unit is often struggling. The usual cause is a worn 6HP19 transmission solenoid valve. Flying Bull offers a direct-fit replacement built to restore factory hydraulic control. Precision Engineering for European Transmissions The ZF 6HP19 is a six-speed automatic gearbox found in many European cars from the mid-2000s to early 2010s. Inside the mechatronic, solenoid valves act as electrical switches. They regulate oil pressure to clutch packs and shift elements. When a solenoid wears out – from heat, metal particles in the fluid, or coil breakdown – the transmission starts acting up. You may feel hard 1-2 or 2-3 upshifts, slipping between gears, or a sudden limp mode with only second or third gear available. Flying Bull’s 6HP19 solenoid valve meets or exceeds original ZF specifications. It uses a precision-machined steel body, a high-temperature polymer spool, and a copper coil rated for continuous duty. The valve’s resistance (typically 3–6 ohms at 20°C) and flow curve match the ZF mechatronic calibration. That means the transmission control unit (TCU) gets correct feedback and won’t throw false error codes after installation. Key features of this automatic transmission solenoid valve include: Direct replacement for ZF 6HP19, 6HP21, and 6HP26 variants – verify your transmission tag. Restores proper shift timing and pressure control. Operating Voltage: 12V DC. Temperature Range: -40°C to 150°C. 100% leak-tested before shipment. Critical Installation Notes A few important notes from ZF transmission specialists: Do not mix solenoid positions. The TCU memorizes the flow rate of each solenoid at its specific position. Even though solenoids may look identical, a valve originally in position #1 must go back into position #1. Test correctly. Avoid testing solenoids through the 16-pin connector. Remove the circuit board and check resistance directly. At 20°C, a good solenoid reads about 5.05 ohms. For best results, use fresh ZF LifeguardFluid 6 (or a high-quality equivalent). Replace the oil pan filter at the same time. If the mechatronic unit is already out, consider changing the sealing sleeves and bridge seal. Replacing a faulty solenoid can save you thousands compared to a full transmission rebuild.
Product Introduction
Products Description
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OE NO.: 1068298045, 0501213960 |
Car Model: For BMW |
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Flow direction: One-way |
Condition: New |
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Warranty: 1 YEAR |
Item: Solenoid |
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Place of Origin: Zhejiang, China |
Price: FOB Ningbo port |
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Brand Name: FLYING BULL |
Lead time: 1-7 days |
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Type of drive: Electric current |
Quality: 100% professional test |
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Pressure environment: Depression |
Type (channel location): Pilot type |
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Supply Ability: 1000 Pieces per Day |
Type of attachment: Pack quickly |
BMW 6-speed automatic transmission is the German ZF (ZF) production of 6HP series products, its design and manufacturing process is precise, the torque converter adopts a soldered fixed locking clutch.
ZF's 6HP series transmission is divided into 2 generations: 2002-2005 is the first generation of 6HP transmission, including 6HP19, 6HP26, 6HP32; 2006 and later are the second generation of 6HP gearboxes, including 6HP21, 6HP28, 6HP34.
19, 26, and 32 in the first generation refer to the torque capacity of the gearbox
The 6HP19 Transmission Solenoid Valve computer TCM of the ZF6HP can adjust the oil circuit control to a certain extent through the solenoid valve, so in many cases, it can be replaced by using the original new 6HP19 transmission Solenoid Valve or the old solenoid valve in good condition without reprogramming the TCM. It is only necessary to note that the solenoid valve cannot be mixed, for example, the solenoid valve originally installed in the #1 position must also be located in the #1 position when the valve body is reinstalled, and cannot be installed in other positions, although they look the same from the outside. The reason for this is that the TCM has memorized the flow rate of the solenoid valve at the original location. In principle, any repairs to the gearbox will need to reset or erase the data memorized by the KAM.
Do not test the solenoid valve through the 16-pin joint. Need to remove the circuit board, and then check the resistance value of the solenoid valve, the standard is at 20 degrees Celsius resistance value of 5.05 ohms.
Company Introduction
Frequently Asked Questions (FAQs)
1. Which vehicles use the ZF 6HP19 transmission?
This transmission is found in many BMW models (E60 5-series, E63 6-series, E90 3-series with 6-speed auto), Audi A4/A6 (B7/B8, C6), Jaguar S-Type and XF, Land Rover Freelander 2, and some GM or Chrysler models with ZF 6-speed units. Always check your transmission data plate – not just the car model.
2. What symptoms indicate a bad 6HP19 solenoid valve?
Common signs include: harsh 1-2 or 2-3 upshifts, delayed reverse engagement, transmission slipping, getting stuck in 2nd or 3rd gear (limp mode), and a "Transmission Fault" message. Fault codes like P0741, P0750, P0760, or BMW-specific codes 4F85/4F86 often appear.
3. Is this solenoid a direct replacement for the original ZF part?
Yes. The mounting holes, connector shape, and hydraulic ports match the original. No cutting, rewiring, or adapters are needed. Remove the mechatronic unit, unscrew the faulty solenoid, and install the new one.
4. Can I mix solenoid positions during reinstallation?
No. The TCU has memorized the flow rate of each solenoid at its original position. Even if the solenoids look identical from the outside, a valve that was in position #1 must go back into position #1. Mixing positions will cause shifting problems because the TCU expects different flow characteristics from each location.
5. Should I replace all solenoids at the same time?
We recommend replacing all shift solenoids (typically three or four) on the 6HP19 mechatronic together. The remaining old solenoids may fail shortly after, and the labor to access the mechatronic is the same. Doing a full set saves time and prevents repeat repairs.
6. How do I test a 6HP19 solenoid valve correctly?
Do not test through the 16-pin connector. Remove the circuit board first. Then check the resistance of each solenoid directly. At 20°C (room temperature), a good solenoid should read approximately 5.05 ohms. A reading far outside that range indicates a failed coil.
7. What fluid and post-installation steps are required?
Use only ZF LifeguardFluid 6 or a high-quality equivalent. After reassembly, refill the transmission, warm the oil to 40–50°C, and check the level with the engine running. Also reset the TCU adaptation values using a diagnostic scanner for optimal shift learning. Always replace the filter and fluid when installing new solenoids.
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